Tracy Leskey

ORCID: 0000-0002-6299-4384
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About
Contact & Profiles
Research Areas
  • Insect-Plant Interactions and Control
  • Hemiptera Insect Studies
  • Insects and Parasite Interactions
  • Forest Insect Ecology and Management
  • Insect behavior and control techniques
  • Insect and Pesticide Research
  • Insect and Arachnid Ecology and Behavior
  • Insect Pheromone Research and Control
  • Research on scale insects
  • Parasite Biology and Host Interactions
  • Plant and animal studies
  • Insect Pest Control Strategies
  • Lepidoptera: Biology and Taxonomy
  • Entomological Studies and Ecology
  • Insect Resistance and Genetics
  • Entomopathogenic Microorganisms in Pest Control
  • Coleoptera Taxonomy and Distribution
  • Fossil Insects in Amber
  • Turfgrass Adaptation and Management
  • History and Developments in Astronomy
  • Dermatological diseases and infestations
  • Phytoplasmas and Hemiptera pathogens
  • Date Palm Research Studies
  • Mollusks and Parasites Studies
  • Berry genetics and cultivation research

Appalachian Fruit Research Laboratory
2016-2025

Agricultural Research Service
2012-2023

United States Department of Agriculture
2006-2023

Utah State University
2021

Virginia Tech
2021

University of Nebraska at Kearney
2020

Pennsylvania State University
1995-2019

Université du Québec à Montréal
2015

West Virginia University
2006-2014

Agriculture and Agri-Food Canada
2010

Brown marmorated stink bug, Halyomorpha halys Stål, is an invasive, herbivorous insect species that was accidentally introduced to the United States from Asia. First discovered in Allentown, PA, 1996, H. has now been reported at least 40 states States. Additional invasions have detected Canada, Switzerland, France, Germany, Italy, and Lichtenstein, suggesting this invasive could emerge as a cosmopolitan pest species. In its native range, classified outbreak pest; however, North America,...

10.1603/ipm14002 article EN cc-by-nc-nd Journal of Integrated Pest Management 2014-09-01

Since its initial discovery in Allentown, PA, USA, the brown marmorated stink bug (BMSB), Halyomorpha halys (Heteroptera: Pentatomidae) has now officially been detected 38 states and District of Columbia USA.Isolated populations also exist Switzerland Canada.This Asian species quickly became a major nuisance pest mid-Atlantic USA region due to overwintering behavior entering structures.BMSB an extremely wide host range both native home invaded countries where it feeds on numerous tree...

10.1564/23oct07 article EN Outlooks on Pest Management 2012-10-01

Four commercial orchards in the mid-Atlantic region of United States were surveyed weekly 2010 and 2011 for presence brown marmorated stink bug injury caused to both apple peaches. Among tested sampling techniques, pyramid traps baited with aggregation pheromone Plautia stali Scott, methyl-(2 E ,4 ,6 Z )-decatrienoate, yielded most adults nymphs, followed by visual observations. Brown bugs began feed on apples peaches soon after fruit set continued throughout growing season. Injury was...

10.1155/2012/535062 article EN cc-by Psyche A Journal of Entomology 2012-01-01

We describe a novel and straightforward route to all stereoisomers of 1,10-bisaboladien-3-ol 10,11-epoxy-1-bisabolen-3-ol via the rhodium-catalyzed asymmetric addition trimethylaluminum diastereomeric mixtures cyclohex-2-enones 1 2. The detailed stereoisomeric structures many natural sesquiterpenes with bisabolane skeleton were previously unknown because absence stereoselective syntheses individual stereoisomers. Several bisabolenols are pheromones economically important pentatomid bug...

10.1021/np5003753 article EN Journal of Natural Products 2014-06-25

The efficacy of 37 insecticide treatments against adult Halyomorpha halys (Stål) was established based on exposure to 18-h old dry residue in laboratory bioassays. Individual H. were exposed an for 4.5 h and then monitored daily survivorship over a 7-d period. proportion dead moribund insects used as estimate overall immediately after the period trial. Among all materials evaluated, 14 insecticides exhibited increasing efficacy, which percentage (used measure efficacy) increased by >10% 7 d....

10.1603/ec12096 article EN cc-by-nc Journal of Economic Entomology 2012-10-01

The reported male-produced aggregation pheromone of the brown marmorated stink bug, Halyomorpha halys (Stål) (Hemiptera: Pentatomidae), identified as a mixture (3S,6S,7R,10S)-10,11-epoxy-1-bisabolen-3-ol and (3R, 6S, 7R, 10S)-10,11-epoxy-1-bisabolen-3-ol, offers new opportunities for its management. We found that black pyramid traps deployed along crop borders in Maryland West Virginia, containing lures with both stereoisomers this combined methyl (E,E,Z)-2,4,6-decatrienoate (MDT) lures,...

10.1603/ec13502 article EN cc-by-nc Journal of Economic Entomology 2014-05-25

Abstract Brown marmorated stink bug, Halyomorpha halys (Stål), is a highly polyphagous invasive species attacking both cultivated and wild plants increasing its threat to ecosystems as global pest. However, dispersal biology of this not well understood. This study evaluated the flight capacity behavior H. under laboratory, semi-field, field conditions. Flight mills were used measure baseline adults collected year round from included foraging overwintering populations. The effects abiotic...

10.1017/s0007485315000462 article EN cc-by Bulletin of Entomological Research 2015-06-15

Halyomorpha halys is an invasive species from Asia causing major economic losses in agricultural production the mid-Atlantic region of United States. Unlike other crop pests, H. also well-known for nuisance problems urban, suburban, and rural areas, as massive numbers adults often invade human-made structures to overwinter inside protected environments. Research efforts have focused on populations while overwintering ecology natural landscapes virtually unknown. We explored forested locate...

10.1371/journal.pone.0091575 article EN cc-by PLoS ONE 2014-04-09

A recent identification of the two-component aggregation pheromone invasive stink bug species, Halyomorpha halys (Stål), in association with a synergist, has greatly improved ability to accurately monitor seasonal abundance and distribution this destructive pest. We evaluated attraction H. black pyramid traps baited lures containing alone, synergist methyl (2 E ,4 ,6 Z )-decatrienoate (MDT) two combination. Traps were deployed around areas agricultural production including fruit orchards,...

10.1093/ee/nvv049 article EN public-domain Environmental Entomology 2015-04-24

Captures of the invasive brown marmorated stink bug, Halyomorpha halys (Stål), were significantly greater in pyramid traps baited with known attractant, methyl (2E,4E,6Z)- decatrienoate, compared unbaited traps. A dose-dependent response by adults to lures formulated increasing amounts (2E,4E,6Z)-decatrienoate and deployed association black also was observed. Among representing different visual stimuli including black, green, yellow, clear, white captures recorded for 2009 nymphs 2010 other...

10.18474/0749-8004-47.1.76 article EN Journal of Entomological Science 2012-01-01

The primary threat from Halyomorpha halys (Stål) (Hemiptera: Pentatomidae) originates populations continuously dispersing and among wild cultivated hosts, so many individuals may not be directly sprayed with insecticides. Limited information exists regarding field-based residual activity of insecticides for management H. in tree fruit. Thus, we conducted bioassays apple peach orchards to evaluate commonly applied against halys. Adults used these trials were collected hosts less than one week...

10.1002/ps.3653 article EN Pest Management Science 2013-09-12

The native generalist predator community of Halyomorpha halys, an invasive species in the United States and Europe, has not been well defined to date. aims current study were determine whether predators that are commonly found mid-Atlantic orchards vegetable crops capable feeding on H. halys eggs and, if so, systematically characterize appearance damage order link it sentinel egg mass surveys. Over 25 field-collected commercially available arthropod taxa, including adults immatures,...

10.1016/j.biocontrol.2016.03.008 article EN cc-by-nc-nd Biological Control 2016-03-11

Halyomorpha halys (Stål) (Hemiptera: Pentatomidae) is a highly polyphagous invasive species and an important pest of orchard crops in the United States. In Mid-Atlantic region, wild hosts H. are common woodlands that often border orchards, movement from them into orchards poses ongoing management issues. To improve our understanding host plant effects on populations at orchard-woodland interface, nymphal survivorship, developmental duration, adult fitness (size fresh weight) apple (Malus...

10.1093/ee/nvw018 article EN Environmental Entomology 2016-03-24

Drosophila suzukii Matsumura (Diptera: Drosophilidae) is an invasive, polyphagous fruit fly that attacks soft-skinned fruits. Originally from Asia, D. has successfully invaded the United States and European South American countries. At present, calendar-based insecticide applications are used to combat suzukii. Here, we evaluate a behaviorally based attract-and-kill management technique using attracticidal spheres reduce infestations in raspberries. In laboratory bioassays aimed at...

10.1093/jee/tow319 article EN Journal of Economic Entomology 2016-12-21

Reliable monitoring of the invasive Halyomorpha halys abundance, phenology and geographic distribution is critical for its management. adult nymphal captures on clear sticky traps in black pyramid were compared 18 states across Great Lakes, Mid-Atlantic, Southeast, Pacific Northwest Western regions United States. Traps baited with commercial lures containing H. pheromone synergist, deployed at field sites bordering agricultural or urban locations host plants. Nymphal greater than those...

10.1093/jee/toz240 article EN Journal of Economic Entomology 2019-08-21

Invasive species surveillance programs can utilize environmental DNA sampling and analysis to provide information on the presence of invasive species. Wider utilization eDNA techniques for may be warranted. This paper covers topics directed towards managers practitioners working at intersection surveillance. It provides background utility management points various examples its use across federal international programs. 1) why an manager should consider using eDNA, 2) deciding if help with...

10.3391/mbi.2021.12.3.15 article EN cc-by Management of Biological Invasions 2021-01-01
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